document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=965706>Question 965706</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A parabola has a Vertex (1,4) and directrix Y=5 1/4. Find the equation in standard form </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #590260 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=590260\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A parabola has a Vertex (1,4) and directrix Y=5 1/4. Find the equation in standard form.<BR>\n" );
document.write( "parabola opens downward:<BR>\n" );
document.write( "Its basic form of equation: (x-h)^2=-4p(y-k), (h,k)=coordinates of vertex<BR>\n" );
document.write( "given vertex:(1, 4)<BR>\n" );
document.write( "axis of symmetry: x=1<BR>\n" );
document.write( "p=1 1/4=5/4 (distance from vertex to directrix on the axis of symmetry)<BR>\n" );
document.write( "4p=5<BR>\n" );
document.write( "equation: (x-1)^2=-5(y-4) </SPAN>\n" );
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